Chu Yunlan, a retired special forces soldier, became the son-in-law of the Song family due to a political marriage. He was despised and excluded amidst the undercurrents of the wealthy family and the family's intrigues. But he hid his true identity and silently took responsibility for his wife Song Xuening and his family. When the internal conflicts between his former comrades-in-arms, hostile forces, and the heroine's family gradually emerge, Chu Yunlan must choose and grow among emotional dilemmas, power struggles, threats from external forces, and self-salvation. The story unfolds in multiple lines, including the protagonist's tolerance and growth lines, as well as family main lines, revenge main lines, and emotional sub-lines. In the end, the protagonist regains his confidence and achieves multiple perfections in family, career, and love through wisdom and courage.